心算

xīnsuàn

mental arithmetic; doing sums in one's head

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mental arithmetic

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count in one's head; mental arithmetic

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xīn suàn

n. mental arithmetic

xīn suàn

v. do sums in one's head

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心算

xīn suàn

mental arithmetic; doing sums in one's head:

心算高手 lightning calculator

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心算|心算 [xīn suàn] ► mental arithmetic ► to calculate in one's head ► planning ► preparation